| WDS: | BU939AB | WDS ID/Discoverer |
| P: | 602.296 | Orbital period (years) |
| a: | 0.8016 | Semi-major axis (arcseconds) |
| i: | 116.1 | Inclination (degrees) |
| Ω: | 172.76 | Longitude of ascending node (degrees) |
| T: | 2398.220 | Epoch of periastron passage (year) |
| e: | 0.1379 | Eccentricity |
| ω: | 332.39 | Longitude of periastron (degrees) |
| Start-Year: | 1723.8519999999999 | Year |
| End-Year: | 2326.148 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU939AB |
||
| Position: | 141409.09-083106.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 14142-0831 | WDS designation |
| Discoverer Code: | BU939AB | Discover designation and components |
| ADS number: | 9170 | Aitken Double Star catalog |
| HD number: | 124497 | HD catalog number |
| Hipparcos number: | 69541 | Hipparcos catalog number |
| V1: | 9.38 | Magnitude of the primary |
| V2: | 8.98 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1990 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Pop1996b | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 0.555 30.55 -------------------------- 1723.85 0.331 247.02 1724.85 0.332 245.49 1725.85 0.334 243.99 1726.85 0.336 242.50 1727.85 0.338 241.03 1728.85 0.341 239.58 1729.85 0.343 238.14 1730.85 0.346 236.73 1731.85 0.349 235.35 1732.85 0.352 233.98 1733.85 0.355 232.64 1734.85 0.358 231.32 1735.85 0.361 230.03 1736.85 0.365 228.76 1737.85 0.369 227.52 1738.85 0.372 226.30 1739.85 0.376 225.10 1740.85 0.380 223.93 1741.85 0.384 222.79 1742.85 0.388 221.67 1743.85 0.393 220.57 1744.85 0.397 219.50 1745.85 0.401 218.45 1746.85 0.406 217.42 1747.85 0.410 216.41 1748.85 0.415 215.43 1749.85 0.420 214.47 1750.85 0.424 213.53 1751.85 0.429 212.61 1752.85 0.434 211.71 1753.85 0.438 210.83 1754.85 0.443 209.97 1755.85 0.448 209.13 1756.85 0.453 208.30 1757.85 0.458 207.49 1758.85 0.463 206.71 1759.85 0.468 205.93 1760.85 0.473 205.18 1761.85 0.478 204.43 1762.85 0.483 203.71 1763.85 0.488 203.00 1764.85 0.492 202.30 1765.85 0.497 201.62 1766.85 0.502 200.95 1767.85 0.507 200.29 1768.85 0.512 199.65 1769.85 0.517 199.01 1770.85 0.522 198.39 1771.85 0.527 197.78 1772.85 0.531 197.19 1773.85 0.536 196.60 1774.85 0.541 196.02 1775.85 0.545 195.45 1776.85 0.550 194.90 1777.85 0.555 194.35 1778.85 0.559 193.81 1779.85 0.564 193.28 1780.85 0.568 192.76 1781.85 0.573 192.24 1782.85 0.577 191.73 1783.85 0.581 191.24 1784.85 0.585 190.74 1785.85 0.590 190.26 1786.85 0.594 189.78 1787.85 0.598 189.31 1788.85 0.602 188.84 1789.85 0.606 188.39 1790.85 0.610 187.93 1791.85 0.614 187.48 1792.85 0.617 187.04 1793.85 0.621 186.61 1794.85 0.625 186.17 1795.85 0.628 185.75 1796.85 0.632 185.33 1797.85 0.635 184.91 1798.85 0.638 184.50 1799.85 0.642 184.09 1800.85 0.645 183.68 1801.85 0.648 183.28 1802.85 0.651 182.89 1803.85 0.654 182.49 1804.85 0.657 182.10 1805.85 0.659 181.72 1806.85 0.662 181.33 1807.85 0.665 180.95 1808.85 0.667 180.57 1809.85 0.670 180.20 1810.85 0.672 179.83 1811.85 0.674 179.46 1812.85 0.676 179.09 1813.85 0.679 178.73 1814.85 0.681 178.36 1815.85 0.682 178.00 1816.85 0.684 177.65 1817.85 0.686 177.29 1818.85 0.688 176.94 1819.85 0.689 176.58 1820.85 0.691 176.23 1821.85 0.692 175.88 1822.85 0.693 175.53 1823.85 0.695 175.18 1824.85 0.696 174.84 1825.85 0.697 174.49 1826.85 0.698 174.15 1827.85 0.699 173.81 1828.85 0.699 173.46 1829.85 0.700 173.12 1830.85 0.701 172.78 1831.85 0.701 172.44 1832.85 0.702 172.10 1833.85 0.702 171.76 1834.85 0.702 171.42 1835.85 0.702 171.08 1836.85 0.702 170.74 1837.85 0.702 170.40 1838.85 0.702 170.06 1839.85 0.702 169.72 1840.85 0.702 169.38 1841.85 0.701 169.04 1842.85 0.701 168.70 1843.85 0.700 168.36 1844.85 0.700 168.02 1845.85 0.699 167.68 1846.85 0.698 167.34 1847.85 0.697 166.99 1848.85 0.696 166.65 1849.85 0.695 166.30 1850.85 0.694 165.95 1851.85 0.693 165.61 1852.85 0.692 165.26 1853.85 0.690 164.91 1854.85 0.689 164.55 1855.85 0.687 164.20 1856.85 0.686 163.85 1857.85 0.684 163.49 1858.85 0.682 163.13 1859.85 0.680 162.77 1860.85 0.678 162.41 1861.85 0.676 162.04 1862.85 0.674 161.68 1863.85 0.672 161.31 1864.85 0.670 160.93 1865.85 0.668 160.56 1866.85 0.665 160.18 1867.85 0.663 159.80 1868.85 0.660 159.42 1869.85 0.658 159.04 1870.85 0.655 158.65 1871.85 0.653 158.26 1872.85 0.650 157.86 1873.85 0.647 157.46 1874.85 0.644 157.06 1875.85 0.641 156.66 1876.85 0.638 156.25 1877.85 0.635 155.84 1878.85 0.632 155.42 1879.85 0.629 155.00 1880.85 0.626 154.57 1881.85 0.623 154.14 1882.85 0.619 153.71 1883.85 0.616 153.27 1884.85 0.613 152.83 1885.85 0.609 152.38 1886.85 0.606 151.93 1887.85 0.602 151.47 1888.85 0.599 151.00 1889.85 0.595 150.53 1890.85 0.591 150.06 1891.85 0.588 149.58 1892.85 0.584 149.09 1893.85 0.580 148.59 1894.85 0.576 148.09 1895.85 0.573 147.59 1896.85 0.569 147.07 1897.85 0.565 146.55 1898.85 0.561 146.02 1899.85 0.557 145.49 1900.85 0.553 144.95 1901.85 0.549 144.40 1902.85 0.545 143.84 1903.85 0.541 143.27 1904.85 0.537 142.69 1905.85 0.533 142.11 1906.85 0.529 141.52 1907.85 0.525 140.92 1908.85 0.521 140.31 1909.85 0.517 139.69 1910.85 0.513 139.05 1911.85 0.509 138.41 1912.85 0.505 137.76 1913.85 0.501 137.10 1914.85 0.497 136.43 1915.85 0.493 135.75 1916.85 0.489 135.06 1917.85 0.485 134.35 1918.85 0.481 133.63 1919.85 0.477 132.91 1920.85 0.473 132.17 1921.85 0.470 131.41 1922.85 0.466 130.65 1923.85 0.462 129.87 1924.85 0.458 129.08 1925.85 0.454 128.27 1926.85 0.451 127.46 1927.85 0.447 126.63 1928.85 0.443 125.78 1929.85 0.440 124.92 1930.85 0.436 124.05 1931.85 0.433 123.17 1932.85 0.429 122.26 1933.85 0.426 121.35 1934.85 0.423 120.42 1935.85 0.420 119.48 1936.85 0.416 118.52 1937.85 0.413 117.55 1938.85 0.410 116.56 1939.85 0.407 115.56 1940.85 0.405 114.54 1941.85 0.402 113.51 1942.85 0.399 112.47 1943.85 0.397 111.41 1944.85 0.394 110.34 1945.85 0.392 109.26 1946.85 0.390 108.16 1947.85 0.387 107.05 1948.85 0.385 105.93 1949.85 0.383 104.80 1950.85 0.382 103.66 1951.85 0.380 102.50 1952.85 0.378 101.34 1953.85 0.377 100.16 1954.85 0.375 98.98 1955.85 0.374 97.79 1956.85 0.373 96.59 1957.85 0.372 95.38 1958.85 0.371 94.17 1959.85 0.370 92.95 1960.85 0.370 91.73 1961.85 0.369 90.50 1962.85 0.369 89.28 1963.85 0.369 88.05 1964.85 0.369 86.82 1965.85 0.369 85.59 1966.85 0.369 84.36 1967.85 0.369 83.13 1968.85 0.370 81.90 1969.85 0.371 80.68 1970.85 0.371 79.47 1971.85 0.372 78.26 1972.85 0.373 77.05 1973.85 0.374 75.85 1974.85 0.376 74.66 1975.85 0.377 73.48 1976.85 0.378 72.31 1977.85 0.380 71.14 1978.85 0.382 69.99 1979.85 0.384 68.85 1980.85 0.386 67.72 1981.85 0.388 66.60 1982.85 0.390 65.49 1983.85 0.392 64.40 1984.85 0.395 63.32 1985.85 0.397 62.25 1986.85 0.400 61.20 1987.85 0.403 60.16 1988.85 0.406 59.14 1989.85 0.409 58.13 1990.85 0.412 57.13 1991.85 0.415 56.15 1992.85 0.418 55.19 1993.85 0.421 54.23 1994.85 0.424 53.30 1995.85 0.428 52.38 1996.85 0.431 51.47 1997.85 0.435 50.58 1998.85 0.439 49.70 1999.85 0.442 48.84 2000.85 0.446 47.99 2001.85 0.450 47.15 2002.85 0.454 46.33 2003.85 0.458 45.53 2004.85 0.462 44.73 2005.85 0.466 43.96 2006.85 0.470 43.19 2007.85 0.474 42.44 2008.85 0.478 41.70 2009.85 0.482 40.97 2010.85 0.486 40.26 2011.85 0.490 39.56 2012.85 0.495 38.87 2013.85 0.499 38.19 2014.85 0.503 37.52 2015.85 0.508 36.87 2016.85 0.512 36.22 2017.85 0.517 35.59 2018.85 0.521 34.97 2019.85 0.525 34.36 2020.85 0.530 33.76 2021.85 0.534 33.17 2022.85 0.539 32.59 2023.85 0.543 32.02 2024.85 0.548 31.45 2025.85 0.552 30.90 2026.85 0.557 30.36 2027.85 0.562 29.82 2028.85 0.566 29.30 2029.85 0.571 28.78 2030.85 0.575 28.27 2031.85 0.580 27.77 2032.85 0.584 27.27 2033.85 0.589 26.78 2034.85 0.593 26.31 2035.85 0.598 25.83 2036.85 0.602 25.37 2037.85 0.607 24.91 2038.85 0.611 24.46 2039.85 0.616 24.02 2040.85 0.620 23.58 2041.85 0.625 23.15 2042.85 0.629 22.72 2043.85 0.634 22.30 2044.85 0.638 21.89 2045.85 0.643 21.48 2046.85 0.647 21.08 2047.85 0.651 20.68 2048.85 0.656 20.29 2049.85 0.660 19.90 2050.85 0.664 19.52 2051.85 0.669 19.14 2052.85 0.673 18.77 2053.85 0.677 18.40 2054.85 0.681 18.04 2055.85 0.686 17.68 2056.85 0.690 17.33 2057.85 0.694 16.98 2058.85 0.698 16.63 2059.85 0.702 16.29 2060.85 0.706 15.95 2061.85 0.710 15.62 2062.85 0.714 15.29 2063.85 0.718 14.96 2064.85 0.722 14.64 2065.85 0.726 14.32 2066.85 0.730 14.01 2067.85 0.734 13.69 2068.85 0.738 13.39 2069.85 0.741 13.08 2070.85 0.745 12.78 2071.85 0.749 12.48 2072.85 0.752 12.18 2073.85 0.756 11.88 2074.85 0.760 11.59 2075.85 0.763 11.31 2076.85 0.767 11.02 2077.85 0.770 10.74 2078.85 0.774 10.46 2079.85 0.777 10.18 2080.85 0.781 9.90 2081.85 0.784 9.63 2082.85 0.787 9.36 2083.85 0.790 9.09 2084.85 0.794 8.82 2085.85 0.797 8.56 2086.85 0.800 8.29 2087.85 0.803 8.03 2088.85 0.806 7.77 2089.85 0.809 7.52 2090.85 0.812 7.26 2091.85 0.815 7.01 2092.85 0.818 6.76 2093.85 0.821 6.51 2094.85 0.823 6.26 2095.85 0.826 6.02 2096.85 0.829 5.77 2097.85 0.831 5.53 2098.85 0.834 5.29 2099.85 0.837 5.05 2100.85 0.839 4.81 2101.85 0.842 4.57 2102.85 0.844 4.34 2103.85 0.846 4.10 2104.85 0.849 3.87 2105.85 0.851 3.64 2106.85 0.853 3.41 2107.85 0.855 3.18 2108.85 0.857 2.95 2109.85 0.859 2.72 2110.85 0.861 2.50 2111.85 0.863 2.27 2112.85 0.865 2.05 2113.85 0.867 1.82 2114.85 0.869 1.60 2115.85 0.871 1.38 2116.85 0.872 1.16 2117.85 0.874 0.94 2118.85 0.876 0.72 2119.85 0.877 0.50 2120.85 0.879 0.29 2121.85 0.880 0.07 2122.85 0.881 359.85 2123.85 0.883 359.64 2124.85 0.884 359.43 2125.85 0.885 359.21 2126.85 0.886 359.00 2127.85 0.888 358.79 2128.85 0.889 358.57 2129.85 0.890 358.36 2130.85 0.891 358.15 2131.85 0.892 357.94 2132.85 0.892 357.73 2133.85 0.893 357.52 2134.85 0.894 357.31 2135.85 0.895 357.10 2136.85 0.895 356.89 2137.85 0.896 356.68 2138.85 0.896 356.47 2139.85 0.897 356.27 2140.85 0.897 356.06 2141.85 0.897 355.85 2142.85 0.898 355.64 2143.85 0.898 355.43 2144.85 0.898 355.23 2145.85 0.898 355.02 2146.85 0.898 354.81 2147.85 0.898 354.61 2148.85 0.898 354.40 2149.85 0.898 354.19 2150.85 0.898 353.98 2151.85 0.898 353.78 2152.85 0.897 353.57 2153.85 0.897 353.36 2154.85 0.897 353.15 2155.85 0.896 352.94 2156.85 0.896 352.74 2157.85 0.895 352.53 2158.85 0.895 352.32 2159.85 0.894 352.11 2160.85 0.893 351.90 2161.85 0.892 351.69 2162.85 0.891 351.48 2163.85 0.891 351.27 2164.85 0.890 351.06 2165.85 0.888 350.84 2166.85 0.887 350.63 2167.85 0.886 350.42 2168.85 0.885 350.21 2169.85 0.884 349.99 2170.85 0.882 349.78 2171.85 0.881 349.56 2172.85 0.880 349.35 2173.85 0.878 349.13 2174.85 0.876 348.91 2175.85 0.875 348.69 2176.85 0.873 348.47 2177.85 0.871 348.25 2178.85 0.870 348.03 2179.85 0.868 347.81 2180.85 0.866 347.59 2181.85 0.864 347.37 2182.85 0.862 347.14 2183.85 0.860 346.92 2184.85 0.858 346.69 2185.85 0.855 346.46 2186.85 0.853 346.23 2187.85 0.851 346.00 2188.85 0.848 345.77 2189.85 0.846 345.54 2190.85 0.844 345.30 2191.85 0.841 345.06 2192.85 0.838 344.83 2193.85 0.836 344.59 2194.85 0.833 344.35 2195.85 0.830 344.11 2196.85 0.827 343.86 2197.85 0.825 343.62 2198.85 0.822 343.37 2199.85 0.819 343.12 2200.85 0.816 342.87 2201.85 0.812 342.62 2202.85 0.809 342.36 2203.85 0.806 342.11 2204.85 0.803 341.85 2205.85 0.799 341.59 2206.85 0.796 341.32 2207.85 0.793 341.06 2208.85 0.789 340.79 2209.85 0.786 340.52 2210.85 0.782 340.25 2211.85 0.778 339.97 2212.85 0.775 339.70 2213.85 0.771 339.42 2214.85 0.767 339.13 2215.85 0.763 338.85 2216.85 0.759 338.56 2217.85 0.755 338.27 2218.85 0.751 337.97 2219.85 0.747 337.67 2220.85 0.743 337.37 2221.85 0.739 337.07 2222.85 0.735 336.76 2223.85 0.731 336.45 2224.85 0.726 336.13 2225.85 0.722 335.81 2226.85 0.718 335.49 2227.85 0.713 335.16 2228.85 0.709 334.83 2229.85 0.704 334.50 2230.85 0.700 334.16 2231.85 0.695 333.81 2232.85 0.690 333.47 2233.85 0.686 333.11 2234.85 0.681 332.75 2235.85 0.676 332.39 2236.85 0.672 332.02 2237.85 0.667 331.65 2238.85 0.662 331.27 2239.85 0.657 330.88 2240.85 0.652 330.49 2241.85 0.647 330.10 2242.85 0.642 329.69 2243.85 0.637 329.28 2244.85 0.632 328.87 2245.85 0.627 328.45 2246.85 0.622 328.02 2247.85 0.616 327.58 2248.85 0.611 327.14 2249.85 0.606 326.68 2250.85 0.601 326.22 2251.85 0.595 325.76 2252.85 0.590 325.28 2253.85 0.585 324.80 2254.85 0.580 324.30 2255.85 0.574 323.80 2256.85 0.569 323.29 2257.85 0.563 322.76 2258.85 0.558 322.23 2259.85 0.553 321.69 2260.85 0.547 321.14 2261.85 0.542 320.57 2262.85 0.536 320.00 2263.85 0.531 319.41 2264.85 0.526 318.81 2265.85 0.520 318.20 2266.85 0.515 317.57 2267.85 0.509 316.93 2268.85 0.504 316.28 2269.85 0.498 315.61 2270.85 0.493 314.93 2271.85 0.488 314.24 2272.85 0.482 313.53 2273.85 0.477 312.80 2274.85 0.472 312.06 2275.85 0.466 311.29 2276.85 0.461 310.52 2277.85 0.456 309.72 2278.85 0.451 308.91 2279.85 0.446 308.07 2280.85 0.440 307.22 2281.85 0.435 306.35 2282.85 0.430 305.46 2283.85 0.425 304.54 2284.85 0.421 303.61 2285.85 0.416 302.65 2286.85 0.411 301.67 2287.85 0.406 300.67 2288.85 0.402 299.64 2289.85 0.397 298.59 2290.85 0.393 297.52 2291.85 0.388 296.42 2292.85 0.384 295.30 2293.85 0.380 294.16 2294.85 0.376 292.98 2295.85 0.372 291.79 2296.85 0.368 290.57 2297.85 0.365 289.32 2298.85 0.361 288.05 2299.85 0.358 286.75 2300.85 0.354 285.43 2301.85 0.351 284.08 2302.85 0.348 282.72 2303.85 0.345 281.32 2304.85 0.343 279.91 2305.85 0.340 278.47 2306.85 0.338 277.02 2307.85 0.336 275.54 2308.85 0.334 274.05 2309.85 0.332 272.54 2310.85 0.330 271.01 2311.85 0.329 269.47 2312.85 0.328 267.92 2313.85 0.327 266.36 2314.85 0.326 264.78 2315.85 0.325 263.21 2316.85 0.325 261.62 2317.85 0.325 260.04 2318.85 0.325 258.45 2319.85 0.325 256.86 2320.85 0.325 255.28 2321.85 0.326 253.70 2322.85 0.327 252.13 2323.85 0.328 250.56 2324.85 0.329 249.01 2325.85 0.330 247.47
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:03:55 |